Rear portion of a vehicle



FIG. 1 is a top front left perspective view of a rear portion of a vehicle showing our new design;

FIG. 2 is a top front right perspective view of the design shown in FIG. 1;

FIG. 3 is a front view of the design shown in FIG. 1;

FIG. 4 is a bottom left perspective view of the design shown in FIG. 1;

FIG. 5 is a bottom right perspective view of the design shown in FIG. 1;

FIG. 6 is a bottom view of the design shown in FIG. 1;

FIG. 7 is a left side view of the design shown in FIG. 1;

FIG. 8 is a right side view of the design shown in FIG. 1; and,

FIG. 9 is a top view of the design shown in FIG. 1.

The back of the rear portion of a vehicle forms no part of the claimed design. 

CLAIM The ornamental design for a rear portion of a vehicle, as shown and described. 